Compressors, Gas Turbines and Jet Engines A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine. Same Lower None of these Higher Same Lower None of these Higher ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Rotary compressors are suitable for Large discharge at low pressure Large discharge at high pressure Low discharge at low pressure Low discharge at high pressure Large discharge at low pressure Large discharge at high pressure Low discharge at low pressure Low discharge at high pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following statement is correct as regard to centrifugal compressors? The impeller rotates at high speeds The static pressure of air in the impeller increases in order to provide centripetal force on the air The flow of air is parallel to the axis of the compressor The maximum efficiency is higher than multistage axial flow compressors The impeller rotates at high speeds The static pressure of air in the impeller increases in order to provide centripetal force on the air The flow of air is parallel to the axis of the compressor The maximum efficiency is higher than multistage axial flow compressors ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate First decreases and then increases Increases Remain constant Decreases First decreases and then increases Increases Remain constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine works on Carnot cycle Brayton or Atkinson cycle Rankine cycle Ericsson cycle Carnot cycle Brayton or Atkinson cycle Rankine cycle Ericsson cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The stagnation pressure rise in a centrifugal compressor takes place In the inlet guide vanes only In the diffuser only In the diffuser and impeller In the impeller only In the inlet guide vanes only In the diffuser only In the diffuser and impeller In the impeller only ANSWER DOWNLOAD EXAMIANS APP
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